<template>
  <div>
    <h1>学生姓名：{{ name }}</h1>
    <h1>学生年龄：{{ age }}</h1>
    <button @click="sendStudentName">点击发送学生姓名</button>
  </div>
</template>

<script>
import pubsub from 'pubsub-js'
export default {
  name: 'Student',
  data() {
    return {
      name: '张三',
      age: 18,
    }
  },
  methods: {
    sendStudentName() {
      // this.$bus.$emit('hello', this.name)
      //消息发布
      pubsub.publish('hello', 666)
    },
  },
}
</script>

<style></style>
